520486720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{125117}}^1$

素因数の和:125147

約数の個数: 56

約数和(自身を含む): 1334758824

約数和(自身を除く): 814272104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 125117, 250234, 500468, 625585, 1000936, 1251170, 1626521, 2001872, 2502340, 3253042, 4003744, 5004680, 6506084, 8007488, 8132605, 10009360, 13012168, 16265210, 20018720, 26024336, 32530420, 40037440, 52048672, 65060840, 104097344, 130121680, 260243360, 520486720]

約数ペア:

[(1, 520486720), (2, 260243360), (4, 130121680), (5, 104097344), (8, 65060840), (10, 52048672), (13, 40037440), (16, 32530420), (20, 26024336), (26, 20018720), (32, 16265210), (40, 13012168), (52, 10009360), (64, 8132605), (65, 8007488), (80, 6506084), (104, 5004680), (130, 4003744), (160, 3253042), (208, 2502340), (260, 2001872), (320, 1626521), (416, 1251170), (520, 1000936), (832, 625585), (1040, 500468), (2080, 250234), (4160, 125117)]